Seppy

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Fix time-position for Bepi/SIXS data (internal)

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.15...v0.1.16

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Clean up requirements

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.14...v0.1.15

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Increase supported Python versions
- Clean up requirements

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.13...v0.1.14

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Make `pos_timestamp='center'` the new default (this has already been the case when using the Notebooks)
- Temporary deactivate SolO/STEP dynamic spectrum bc. of overlapping energy channels
- Implement custom warnings, make warnings clearer
- Various internal & small code changes

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.12...v0.1.13

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Better handling of specific Solar Orbiter/STEP data: old per-Pixel data and electrons will not be loaded and the user warned
- Clean up SOHO data
- Increase tests
- Fix future pandas problem, deprecated imports

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.11...v0.1.12

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Fix a bug in defining the y-range of onset_analysis plot that resulted in cutting out the lowest data points
- Make shading of background range in onset_analysis plot more transparent


**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.10...v0.1.11